Yes, a Duncan Hines cake can be frozen after baking it. Freezing preserves the freshness and allows you to enjoy the cake at a later time. To properly freeze a Duncan Hines cake, it is essential to follow a few steps. First, make sure the cake has completely cooled to room temperature. Wrapping is key, so using plastic wrap or aluminum foil is advisable to prevent freezer burn. For added protection, placing the wrapped cake in a freezer-safe container or a resealable plastic bag can help maintain its quality. When you are ready to enjoy the cake, simply remove it from the freezer and let it thaw in the refrigerator for several hours or overnight. After thawing, it can be frosted, decorated, or enjoyed as is. For further information on storage and usage, it is recommended to refer to the Duncan Hines website.